Laos, Champasak province, Bolaven Plateau, road Paksong Ban Houay Kong, 1170 m a.s.l., N15,14.191 E106,25.694, epiphyte in canopy of tall tree. 26 November 2015, E.Konstantinov et al., AL 169 / K 395. Living plant, photo.
Flowered in 30 May 2018, flowers odorless, bright red. Photos. L. Averyanov Bulbophyllum retusiusculum? AL 170 / K 388
Ascocentropsis pusilla (Aver.) Senghas & Schildh. Flowers light violet AL 171 / K 000